I was almost asleep last night when I suddenly heard someone _____ at thedoor.(2013年真题）
A: be knocking
B: knocking
C: to knock
D: having knocked
A: be knocking
B: knocking
C: to knock
D: having knocked
B
举一反三
- I was almost asleep last night.........................(as, when) I suddenly heard someone knocking on the door.
- I was almost asleep last night when I suddenly heard someone ( ) at the door.
- Suddenly he heard someone（）gently on the window. A: knock B: knocking C: knocked D: to knock
- I heard someone _______ loudly at the door while I was listening to the radio. A: knock B: knocking C: to knock D: knocked
- 智慧职教: I was almost asleep last night when I suddenly heard the dog ________ outside.
内容
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中国大学MOOC: Tracy was almost asleep last night when she suddenly heard someone (cry) ______ outside the door.
- 1
I was just falling sleep last night when I heard a knock at the door.
- 2
I was just (falling) (sleep) last night (when) I heard a knock (at) the door. A: falling B: sleep C: when D: at
- 3
I (was just) falling (sleep) last night (when) I heard a knock (at) the door. A: was just B: sleep C: when D: at
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A: Listen! There__________ someone __________ at the door.B: It must be your sister. A: is; knocking B: is; knock C: are; knocking D: are; knock